Patents by Inventor Patrick Viste

Patrick Viste has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Drilling fluid additive and methods of stabilizing kaolinite fines migration
    Patent number: 8871689
    Abstract: A method of drilling is disclosed and includes pumping a wellbore fluid into a wellbore through an earth formation, wherein the wellbore fluid comprises a base fluid and a surface active agent capable of altering wettability of fines located in the earth formation, and allowing filtration of at least a portion of the wellbore fluid into the earth formation.
    Type: Grant
    Filed: November 27, 2008
    Date of Patent: October 28, 2014
    Assignees: Schlumberger Norge AS, Statoil ASA
    Inventors: Russell B. Watson, Patrick Viste, Niall Fleming, Kari Ramstad, Anne Mette Mathisen, Nils Kaageson-Loe
  • DRILLING FLUID ADDITIVE AND METHODS OF STABILIZING KAOLINITE FINES MIGRATION
    Publication number: 20110021384
    Abstract: A method of drilling is disclosed and includes pumping a wellbore fluid into a wellbore through an earth formation, wherein the wellbore fluid comprises a base fluid and a surface active agent capable of altering wettability of fines located in the earth formation, and allowing filtration of at least a portion of the wellbore fluid into the earth formation.
    Type: Application
    Filed: November 27, 2008
    Publication date: January 27, 2011
    Applicants: M-I SWACO NORGE AS, STATOIL ASA
    Inventors: Russell B. Watson, Patrick Viste, Niall Fleming, Kari Ramstad, Anne Mette Mathisen, Nils Kaageson-Loe